53111044343104 has 224 divisors, whose sum is σ = 121906579046400. Its totient is φ = 22733366261760.

The previous prime is 53111044343009. The next prime is 53111044343129. The reversal of 53111044343104 is 40134344011135.

It is a self number, because there is not a number n which added to its sum of digits gives 53111044343104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152803497 + ... + 153150679.

Almost surely, 2^{53111044343104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53111044343104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60953289523200).

53111044343104 is an abundant number, since it is smaller than the sum of its proper divisors (68795534703296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53111044343104 is a wasteful number, since it uses less digits than its factorization.

53111044343104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347421 (or 347411 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 53111044343104 its reverse (40134344011135), we get a palindrome (93245388354239).

The spelling of 53111044343104 in words is "fifty-three trillion, one hundred eleven billion, forty-four million, three hundred forty-three thousand, one hundred four".